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How can I programmatically get the MAC address of an iphone
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@abc: I recommend you post another question about that. Be better then burying it in comments for a different question.
– PyjamaSam
Mar 24 '09 at 15:21
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List comprehension vs. lambda + filter
...It is strange how much beauty varies for different people. I find the list comprehension much clearer than filter+lambda, but use whichever you find easier.
There are two things that may slow down your use of filter.
The first is the function call overhead: as soon as you use a Python function (wh...
Where can I find the TypeScript version installed in Visual Studio?
...ave TypeScript installed for Visual Studio then:
Start the Visual Studio Command Prompt
Type tsc -v and hit Enter
Visual Studio 2017 versions 15.3 and above bind the TypeScript version to individual projects, as this answer points out:
Right click on the project node in Solution Explore...
Calculate RSA key fingerprint
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Run the following command to retrieve the SHA256 fingerprint of your SSH key (-l means "list" instead of create a new key, -f means "filename"):
$ ssh-keygen -lf /path/to/ssh/key
So for example, on my machine the command I ran was (using RS...
How to make a great R reproducible example
...use one of the built-in datasets, which are provided with most packages.
A comprehensive list of built-in datasets can be seen with library(help = "datasets"). There is a short description to every dataset and more information can be obtained for example with ?mtcars where 'mtcars' is one of the dat...
Batch renaming files with Bash
...ash solution, but if you have perl installed, it provides the handy rename command for batch renaming, simply do rename "s/-[0-9.]*//" *.pkg
– Rufus
Jun 26 '16 at 8:40
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RGB to hex and hex to RGB
...he RGB to hex conversion and add any required zero padding:
function componentToHex(c) {
var hex = c.toString(16);
return hex.length == 1 ? "0" + hex : hex;
}
function rgbToHex(r, g, b) {
return "#" + componentToHex(r) + componentToHex(g) + componentToHex(b);
}
alert(rgbToHex(...
How to make a flat list out of list of lists?
...mes the sum of x for x from 1 to L excluded, i.e., I * (L**2)/2.
The list comprehension just generates one list, once, and copies each item over (from its original place of residence to the result list) also exactly once.
s...
One class per file rule in .NET? [closed]
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community wiki
Mark
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Returning multiple values from a C++ function
...s two integers and returns both the quotient and the remainder. One way I commonly see is to use reference parameters:
20 ...